331440401204 has 24 divisors (see below), whose sum is σ = 632764449408. Its totient is φ = 150651253440.

The previous prime is 331440401203. The next prime is 331440401207. The reversal of 331440401204 is 402104044133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331440401203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3624752 + ... + 3715064.

It is an arithmetic number, because the mean of its divisors is an integer number (26365185392).

Almost surely, 2^331440401204 is an apocalyptic number.

It is an amenable number.

331440401204 is a deficient number, since it is larger than the sum of its proper divisors (301324048204).

331440401204 is a wasteful number, since it uses less digits than its factorization.

331440401204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173735 (or 173733 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 331440401204 its reverse (402104044133), we get a palindrome (733544445337).

The spelling of 331440401204 in words is "three hundred thirty-one billion, four hundred forty million, four hundred one thousand, two hundred four".